SAMUT PRAKAN -- Eighteen people were injured in a pileup involving four vehicles on the Bang Na - Trat road in Bang Phli district on Tuesday morning, police said.
The accident occurred at kilometre No.16 on an outbound fast lane in tambon Bang Chalong. The four vehicles were a 10-wheel truck, a bus taking workers from Min Buri district to a factory in Bang Saothong area, a pickup truck and an ambulance.
Witnesses told police the 10-wheeler suddenly slowed down due to heavy traffic ahead of it, and three vehicles following behind were unable to stop in time, resulting in multiple collisions.
Eighteen people, most of them factory workers, were injured, but not seriously. They were taken to Chularat Suvarnabhumi Hospital.
The accident blocked the lane, causing a traffic jam.